TRANSACTIONS OF THE ROYAL SOCIETY OF EDINBURGH VOLUME LXIV, 1958-61 17. Contributions to the Knowledge of Zosterophyllum myretonianum Penhallow from the Lower Old Red Sandstone of Angus. By K. M. LELE, Birbal Sahni Institute, Lueknow, and J. WALTON, University of Glasgow. (With Two Plates.) Price: 6s. {Issued July 16, 1962.) VOLUME LXV, 1961- 1. Trihbites from the confinis Flags {Ordovician) of the Girvan District, Ayrshire. By RONALD PEARSON TEIPP. Communicated by Professor T. NEVILLE GEORGE. (With Four Plates.) Price: lbs. {Issued August 3, 1962.) 2. Volcanic Neck Emplacement and Subsidence Structures at Dunbar, South-East Scotland. By E. HOWEL FRANCIS, B.SC, F.G.S. Communicated by Dr G. H. MITCHELL, F.R.S. (With Two Plates, Seven Text-figures and One Table.) Price: 8s. 6d. {Issued August 3, 1962.) 3. Gemuendenaspis n.gen., an Arthrodiran Fish from the Lower Devonian Hunsruckschiefer of Germany. By R. S. MILES, B.SC, Department of Geology, King's College in the University of Durham, Newcastle upon Tyne. Communicated by Professor T. S. WESTOLL, F.R.S. (With One Plate and Three Text-figures.) Price: 8s. 6d. {Issued September 1,1962.) 4:. On the Fragmentary Remains of an Organism Referable to the Nematophy tales, from the Rhynie Chert, Nematoplexus rhyniensis gen. et sp. nov. By A. G. LYON, B.SC, Ph.D., Department of Botany, University College, Cardiff. Communicated by Professor JOHN WALTON. (With Two Plates and One Text-figure.) Price: 6s. {Issued September 7, 1962.) 5. Further Observations on the Margin of the Laxfordian Complex of the Lewisian near Loch Laxford, Sutherland. By J. SUTTON, Ph.D. and JANET WATSON, Ph.D. Communicated by Professor H. H. READ, F.R.S. (With Six Text-figures.) Price: 8s. &d. {Issued December 28, 1962.) 6. The Petrology and Sedimentation of Upper Ordovician Rocks in the Rhinns of Galloway, South-west Scotland. By GILBERT KELLING, B.SC., Ph.D., F.G.S. Communicated by Professor F. H. STEWART. (With Seventeen Text-figures and Five Tables.) Price: 10s. 6d. {Issued December 28, 1962.) 7. On an Arctolepid Fish from Gemunden. By Professor T. S. WESTOLL, D.SC, F.R.S. and R. S. MILES, B.Sc, Department of Geology, King's College in the University of Durham, Newcastle upon Tyne. (With Two Plates and Six Text-figures.) Price: 8s. Qd. {Issued January 11, 1963.) 8. The Petrology of Picrilic Rocks in Minor Intrusions—a Picrite Sill on the Island of Soay {Hebrides). By P. J. WYLLIE, Department of Mineralogy, Pennsylvania State University, University Park, Pennsylvania, U.S.A. and H. I. DREVER, Department of Geology, University of St Andrews. (With Two Plates, Five Text-figures and Six Tables.) Price: 10s. Qd. (Issued February 6, 1963). Fellows of the Society purchasing publications for their own use will be allowed a special discount of 33* per cent on the stated prices (see Law XVI). PRINTED IN GREAT BRITAIN BY NF.ILL AND CO., LTD. EDINBURGH Downloaded from https://www.cambridge.org/core. IP address: 170.106.35.229, on 01 Oct 2021 at 04:39:49, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0080456800012485.